Network security – what is it?

Network security – what is it

Your network and data are safeguarded by network security against hacks, intrusions, and other dangers. This is a broad and all-encompassing phrase that refers to processes, regulations, and configurations pertaining to network use, accessibility, and overall threat protection, as well as hardware and software solutions.

Access control, antivirus software, application security, network analytics, various forms of network-related security (endpoint, online, wireless), firewalls, VPN encryption, and more are all included in network security.


The advantages of network security

Network security is essential for safeguarding client data and information, maintaining the security of shared data, guaranteeing dependable network performance, and protecting against online threats. An effective network security solution lowers overhead costs and protects businesses from significant losses brought on by a data breach or other security incident. Providing appropriate access to systems, applications, and data facilitates company operations and customer service.

Several Kind of Network Security Measures


Network traffic is managed by firewalls using pre-established security rules. Firewalls are an essential component of daily computing since they block malicious traffic. Firewalls, particularly Next Generation Firewalls, which concentrate on thwarting malware and application-layer attacks, are crucial to network security.


A network’s segments

When assets within a group share a common function, risk, or role within an organization, network segmentation establishes boundaries between such groups of assets. The perimeter gateway, for instance, isolates a corporate network from the Internet. Sensitive data of an organization is kept inside the network by preventing potential outside threats. Companies can take things a step further by creating more internal network borders, which can enhance security and access management.


Access Control: What is it?

Access control limits unauthorized access and potential dangers by defining the individuals, organizations, and devices that have access to network applications and systems. Role-based Access Control (RBAC) regulations make that the person and device have authorized access to the asset, while integrations with Identity and Access Management (IAM) products may accurately identify the user.

Remote VPN Access

Remote entry Individual hosts or clients, such as telecommuters, mobile users, and extranet users, can access a company network remotely and securely with a VPN. Each host normally utilizes a web-based client or has VPN client software loaded. Multi-factor authentication, endpoint compliance scanning, and encryption of all transferred data all contribute to securing the privacy and integrity of sensitive data.


Network Access with Zero Trust (ZTNA)

According to the zero trust security paradigm, a user should only have the access and privileges necessary to carry out their assigned responsibilities. This strategy differs significantly from that offered by conventional security solutions, such VPNs, which give a user complete access to the target network. Zero trust network access (ZTNA), often referred to as software-defined perimeter (SDP) solutions, allows users who need granular access to an organization’s applications to do their jobs.


Security for Email

All procedures, items, and services aimed at keeping your email accounts and email content safe from outside dangers are referred to as email security. Although the majority of email service providers have built-in security measures to protect you, they might not be sufficient to prevent hackers from accessing your data.

Data Loss Avoidance (DLP)

Data loss prevention (DLP) is a cybersecurity methodology that combines technology and best practices to stop the exposure of sensitive data outside of an organization. This includes regulated data, such as personally identifiable information (PII) and compliance-related data, such as HIPAA, SOX, PCI DSS, etc., as well as data that is subject to regulation.


Methods for preventing intrusion (IPS)

Network security assaults like brute force attacks, DoS attacks, and exploits of known vulnerabilities can be found or prevented by IPS systems. An exploit is an assault that takes advantage of a vulnerability, such as one in a software system, to take over that system. A vulnerability is a flaw, for example. When an exploit is disclosed, there is frequently a window of time for attackers to take advantage of that weakness before the security fix is implemented. In these situations, an intrusion prevention system can be employed to effectively stop these attacks.



Sandboxing is a cybersecurity technique that allows you to run programs or access files on a host computer in a secure, isolated environment that closely resembles end-user operating environments. To stop threats from entering the network, sandboxing watches the opened files or code as it searches for dangerous behavior. Before the files reach an unwary end user, malware, for instance, can be safely discovered and prevented in formats like PDF, Microsoft Word, Excel, and PowerPoint.

Network Security at Scale

Hyperscale refers to an architecture’s capacity to scale effectively as the system is subjected to rising demand. Rapid deployment and scaling up or down are features of this system that can adapt to shifting network security requirements. It is feasible to completely utilize the hardware resources offered in a clustering solution by tightly integrating networking and computation resources in a software-defined system.


Secure Cloud Networks

Programs and workloads are no longer only housed locally in a data center on-site. More adaptability and innovation are needed to protect the modern data center as application workloads move to the cloud. Network security solutions are made possible by software-defined networking (SDN) and software-defined wide area networks (SD-WAN) in private, public, hybrid, and cloud-hosted Firewall-as-a-Service (FWaaS) deployments.


Strong Network Security Will Prevent

  1. Virus: A harmful, download-able file that can go dormant and spread itself by modifying other computer programs with its own code is known as a virus. After it has propagated, those files are infected and have the potential to corrupt or destroy network data as well as proliferate from computer to computer.
  2. Worms: can use bandwidth, slowing down computer networks, and reduce the speed at which your computer processes data. A virus requires a host application to proliferate, whereas a worm may replicate and function independently of other files.
  3. Trojan: A trojan is a backdoor program that gives malevolent people access to the computer system by employing a program that initially appears to be legitimate but quickly turns out to be dangerous. A trojan virus can steal sensitive data, erase files, and activate additional malware that is concealed on your computer network.
  4. Spyware: Spyware, which sounds similar to its name, is a computer virus that collects data on a person or organization without their authorization and may communicate the collected data to a third party.
  5. Adware: can reroute your search requests to advertising websites while gathering marketing information about you to display tailored advertisements based on your search and purchasing history.
  6. Ransomware: This particular sort of trojan software encrypts data to render it useless and prevents access to the user’s system in order to steal money from the computer of the person or business on whom it is installed.

With Check Point, secure your network

Network security is essential for safeguarding client information and data. It also keeps shared data secure, guards against viruses, and improves network performance by lowering overhead costs and expensive losses from data breaches. Since there will be less downtime due to malicious users or viruses, it can also help businesses save money over the long term.

The network security solutions from Check Point make network security simpler without sacrificing performance, offer a unified strategy for streamlined operations, and let you scale for corporate expansion.


For more information on how Check Point safeguards clients with reliable network security for on-premises, branch, and public and private cloud environments, request a demo.


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